Pith Number

pith:XXA742VC

pith:2014:XXA742VCZ7WH3IEKFHBKEM33NP

not attested not anchored not stored refs pending

Multivariate sparse interpolation using randomized Kronecker substitutions

Andrew Arnold, Daniel S. Roche

arxiv:1401.6694 v2 · 2014-01-26 · cs.SC · cs.DS · cs.MS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XXA742VCZ7WH3IEKFHBKEM33NP}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:52:48.394537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdc1fe6aa2cfec7da08a29c2a2337b6bef1eacb56f40b35081ab0531e3871ad6

Aliases

arxiv: 1401.6694 · arxiv_version: 1401.6694v2 · doi: 10.48550/arxiv.1401.6694 · pith_short_12: XXA742VCZ7WH · pith_short_16: XXA742VCZ7WH3IEK · pith_short_8: XXA742VC

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/XXA742VCZ7WH3IEKFHBKEM33NP \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: bdc1fe6aa2cfec7da08a29c2a2337b6bef1eacb56f40b35081ab0531e3871ad6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e9d617d4b7096efe89475f24984ec7c733d9bcf959fa0e2c841421952af5229",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.MS"
    ],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "cs.SC",
    "submitted_at": "2014-01-26T21:37:51Z",
    "title_canon_sha256": "6c869ba50e03cf27cde65f7f93a72f2c0ffe78d7c2208dbca0d43a86042c908c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6694",
    "kind": "arxiv",
    "version": 2
  }
}